diff options
Diffstat (limited to 'drivers/of')
| -rw-r--r-- | drivers/of/of_mdio.c | 23 | ||||
| -rw-r--r-- | drivers/of/of_net.c | 26 |
2 files changed, 24 insertions, 25 deletions
diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c index 5b3c24f3cde5..9a95831bd065 100644 --- a/drivers/of/of_mdio.c +++ b/drivers/of/of_mdio.c @@ -43,6 +43,23 @@ static void of_set_phy_supported(struct phy_device *phydev, u32 max_speed) } } +/* Extract the clause 22 phy ID from the compatible string of the form + * ethernet-phy-idAAAA.BBBB */ +static int of_get_phy_id(struct device_node *device, u32 *phy_id) +{ + struct property *prop; + const char *cp; + unsigned int upper, lower; + + of_property_for_each_string(device, "compatible", prop, cp) { + if (sscanf(cp, "ethernet-phy-id%4x.%4x", &upper, &lower) == 2) { + *phy_id = ((upper & 0xFFFF) << 16) | (lower & 0xFFFF); + return 0; + } + } + return -EINVAL; +} + static int of_mdiobus_register_phy(struct mii_bus *mdio, struct device_node *child, u32 addr) { @@ -50,11 +67,15 @@ static int of_mdiobus_register_phy(struct mii_bus *mdio, struct device_node *chi bool is_c45; int rc; u32 max_speed = 0; + u32 phy_id; is_c45 = of_device_is_compatible(child, "ethernet-phy-ieee802.3-c45"); - phy = get_phy_device(mdio, addr, is_c45); + if (!is_c45 && !of_get_phy_id(child, &phy_id)) + phy = phy_device_create(mdio, addr, phy_id, 0, NULL); + else + phy = get_phy_device(mdio, addr, is_c45); if (!phy || IS_ERR(phy)) return 1; diff --git a/drivers/of/of_net.c b/drivers/of/of_net.c index a3df3428dac6..73e14184aafe 100644 --- a/drivers/of/of_net.c +++ b/drivers/of/of_net.c @@ -12,28 +12,6 @@ #include <linux/export.h> /** - * It maps 'enum phy_interface_t' found in include/linux/phy.h - * into the device tree binding of 'phy-mode' or 'phy-connection-type', - * so that Ethernet device driver can get phy interface from device tree. - */ -static const char *phy_modes[] = { - [PHY_INTERFACE_MODE_NA] = "", - [PHY_INTERFACE_MODE_MII] = "mii", - [PHY_INTERFACE_MODE_GMII] = "gmii", - [PHY_INTERFACE_MODE_SGMII] = "sgmii", - [PHY_INTERFACE_MODE_TBI] = "tbi", - [PHY_INTERFACE_MODE_REVMII] = "rev-mii", - [PHY_INTERFACE_MODE_RMII] = "rmii", - [PHY_INTERFACE_MODE_RGMII] = "rgmii", - [PHY_INTERFACE_MODE_RGMII_ID] = "rgmii-id", - [PHY_INTERFACE_MODE_RGMII_RXID] = "rgmii-rxid", - [PHY_INTERFACE_MODE_RGMII_TXID] = "rgmii-txid", - [PHY_INTERFACE_MODE_RTBI] = "rtbi", - [PHY_INTERFACE_MODE_SMII] = "smii", - [PHY_INTERFACE_MODE_XGMII] = "xgmii", -}; - -/** * of_get_phy_mode - Get phy mode for given device_node * @np: Pointer to the given device_node * @@ -52,8 +30,8 @@ int of_get_phy_mode(struct device_node *np) if (err < 0) return err; - for (i = 0; i < ARRAY_SIZE(phy_modes); i++) - if (!strcasecmp(pm, phy_modes[i])) + for (i = 0; i < PHY_INTERFACE_MODE_MAX; i++) + if (!strcasecmp(pm, phy_modes(i))) return i; return -ENODEV; |